206325410898857 has 2 divisors, whose sum is σ = 206325410898858. Its totient is φ = 206325410898856.

The previous prime is 206325410898743. The next prime is 206325410898913. The reversal of 206325410898857 is 758898014523602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114974558219161 + 91350852679696 = 10722619^2 + 9557764^2 .

It is a cyclic number.

It is not a de Polignac number, because 206325410898857 - 2⁸ = 206325410898601 is a prime.

It is not a weakly prime, because it can be changed into another prime (206325418898857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103162705449428 + 103162705449429.

It is an arithmetic number, because the mean of its divisors is an integer number (103162705449429).

It is a 1-persistent number, because it is pandigital, but 2⋅206325410898857 = 412650821797714 is not.

Almost surely, 2^{206325410898857} is an apocalyptic number.

It is an amenable number.

206325410898857 is a deficient number, since it is larger than the sum of its proper divisors (1).

206325410898857 is an equidigital number, since it uses as much as digits as its factorization.

206325410898857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 232243200, while the sum is 68.

The spelling of 206325410898857 in words is "two hundred six trillion, three hundred twenty-five billion, four hundred ten million, eight hundred ninety-eight thousand, eight hundred fifty-seven".